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[173.79.60.52]) by smtp.gmail.com with ESMTPSA id 6a1803df08f44-8ffd7c1e8aesm29789146d6.28.2026.07.09.18.30.18 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 09 Jul 2026 18:30:19 -0700 (PDT) Date: Thu, 9 Jul 2026 21:30:14 -0400 From: Gregory Price To: "Dan Williams (nvidia)" Cc: linux-mm@kvack.org, nvdimm@lists.linux.dev, linux-kernel@vger.kernel.org, linux-cxl@vger.kernel.org, driver-core@lists.linux.dev, linux-kselftest@vger.kernel.org, kernel-team@meta.com, david@kernel.org, osalvador@suse.de, gregkh@linuxfoundation.org, rafael@kernel.org, dakr@kernel.org, vishal.l.verma@intel.com, dave.jiang@intel.com, alison.schofield@intel.com, akpm@linux-foundation.org, ljs@kernel.org, liam@infradead.org, vbabka@kernel.org, rppt@kernel.org, surenb@google.com, mhocko@suse.com, shuah@kernel.org, iweiny@kernel.org, Smita.KoralahalliChannabasappa@amd.com, apopple@nvidia.com Subject: Re: [PATCH v6 07/10] dax: plumb hotplug online_type through dax Message-ID: References: <20260630211842.2252800-1-gourry@gourry.net> <20260630211842.2252800-8-gourry@gourry.net> <6a5016bf71df4_3b7ee5100b3@djbw-dev.notmuch> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: X-Rspam-User: X-Rspamd-Server: rspam09 X-Rspamd-Queue-Id: 54DD140009 X-Stat-Signature: irccwebtcsetr7pque1c17kyr5yrg83y X-HE-Tag: 1783647447-958927 X-HE-Meta: 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 OggJ+O68 cGr2QOsKj9olBXq4I7pF6akWUs6udd7rsxb8R0P9HzjhiC0B4secKxtZqFg3i2aVlEvPGebdsZ5QLnkfT2j0Q7tuZhHNDnsDlv//fRgduJgWRPGcpkFAVNA+gklLQQeB/O2VoZlfuw7F0J5LsHLSy7tRVv1h/fpfOrwAUiSux6Ea4xqmZ4KDAQqx1h1dEsSjT3NhhpZiQ8sCIFzb8xn/6txM5GlTBn7xIBEbu7n64vdwm87zXpJuYIDRIVBkrdfN9H6HBCwjANfFGqZpvDX+Zr+hiFQeGTGGTrGwQVuiVzWhp75DXW5o5iPRyufHgGyj6nR4bxD1UYQ4icxHap3e2sNV8pk4nhPqKI5v9h9jQ/ozkL1qjxb5r2o3aLZoI5OUv0K3iD0QMl/2bMaqzJkPbO2+xxH0vCLGTTfMyYgKhRWCc1nAvD/z01ez1uEvnNnKZt44e9zHyOHyhZjU= Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: On Thu, Jul 09, 2026 at 06:08:45PM -0400, Gregory Price wrote: > On Thu, Jul 09, 2026 at 02:46:39PM -0700, Dan Williams (nvidia) wrote: > > This was more a matter of having the DEFAULT set consistently across > the dax driver variant probe() functions to make the behavior explicit. > I didn't want an un-set value bug to creep in here somehow. > > Happy to drop them if you think that's unneeded. > Ah Not setting the value in each of those places is equivalent to setting MMOP_OFFLINE (0), so better to just set DEFAULT regardless. So unless you have strong feelings i will keep them as-is. ~Gregory